"For, by its immensity, the divine substance surpasses every form that our intellect reaches. Thus we are unable to apprehend it by knowing what it is. Yet we are able to have some knowledge of it by knowing what it is not." - St. Thomas Aquinas, Summa contra gentiles, I, 14.

When my brother was still living with my wife and I he made some bread beer (as described in the text)... unfortunately he added far to much sugar but other than that it tasted better and seemed to be stronger than most of what one can get at the store.